trial run

英 [ˌtraɪəl ˈrʌn]

美 [ˌtraɪəl ˈrʌn]

n.  (对新事物的)初步试验，试行

经济

牛津词典

noun

• （对新事物的）初步试验，试行
  a test of how well sth new works, so that you can see if any changes are necessary

柯林斯词典

• 初步试验;试行
  Atrial runis a first attempt at doing something to make sure you can do it properly.

英英释义

noun

• trying something to find out about it
  1. a sample for ten days free trial
  2. a trial of progesterone failed to relieve the pain
  Synonym:trialtesttryout

双语例句

• Prototype new products six months after the trial run before the technical evaluation.
  新产品样机试运行半年后，方可进行技术鉴定。
• Preparing work and trial run for a new built PET plant start-up;
  介绍了胶片冷却装置和袋式除尘器的试车和验收的多项工作。
• We planned a trial run there with the camels and gear.
  我们打算带骆驼和装备去那里作一次试验性旅行。
• The programme was given a trial run to gauge viewers 'reactions.
  该节目进行了试演以了解观众的反应。
• I just had a trial run at the Christmas tree lot.
  我刚刚在圣诞树市上大转了一下。
• When they started the trial run, they heard someone shouting from the rear end of the machine.
  当他们尝试运转机器时，听见有人在机器末端大叫。
• The car crashed during its trial run.
  这车在试车时撞坏了。
• Sometime in2020 we can see a trial run of a high speed railway by which time the whole of China will be covered by bullet trains.
  在2020年的某个时候，我们能看到高速火车的试跑，那个时候，整个中国已经遍布高速火车了。
• Then came the day of its trial run.
  接着试车的日子来到了。
• Should he come, he would be able to examine the trial run of the machine.
  如果他来，他就能检验这台机器的试车情况了。上传：第八号当铺。